OT-2026-000018380
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000018380) never changes.
Identity and time
| Publication number | OT-2026-000018380 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b489-702d-8eb3-1e34a0d319ac · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018380 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7652ab184882a542763eb5592a9d6ac2bf39855f81694b8348b888a8f7406104 |
|---|---|
| Markdown | d0e97479a6319ed237c9342c9f58fc2e8008e2b01d70aae28b0eb4634b715e51 |
| Publication page | 8ba89e5e41d02e828bfd2c65952744383713e7775b114e74afefe64b4706b450 |
| Manifest | b5c2a1c0360ac9243e03036a5dd7bfdbbf39706e15c0637db3b09817f84e1df4 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | 5vHCHOHCvdt12MKs2ABgUhnXbF6ZG7Qo0inwzre2xTeP+URHbFY2QccqrGdiad/UwCibDW8yog3eAKJ3Ul3vAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:01:07.156801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018380observed 8ba89e5e41d02e828bfd2c6595274438...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:07.139465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018380/manifest.jsonobserved b5c2a1c0360ac9243e03036a5dd7bfdb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:07.121688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018380/publication.mdobserved d0e97479a6319ed237c9342c9f58fc2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:07.104509Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018380/publication.txtobserved 7652ab184882a542763eb5592a9d6ac2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|